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Finding the Third Proportional to 295.88 and 637.17

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Solution

The third proportional to 295.88 and 637.17 is: 1,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.88 : 637.17 = 637.17 : x
  2. Step 2: Convert to fraction form
    295.88/637.17 = 637.17/x
  3. Step 3: Cross multiply
    295.88x = 637.17 × 637.17
  4. Step 4: Simplify right side
    295.88x = 405,988.00
  5. Step 5: Solve for x
    x = 405,988.00/295.88
  6. Step 6: Final answer
    x = 1,372.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.